package P5718;

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int num = sc.nextInt();
        int min = sc.nextInt();
        int temp = sc.nextInt();
        for (int i=2;i<num;++i){
            if (min > temp) min = temp;
            temp = sc.nextInt();
        }
        System.out.println(min);
    }
}
